Silverstein, H. (1996). Unleashing rights: Law, meaning, and the animal rights movement. University of Michigan Press.
Lua i Stíl Chicago (17ú heag.)Silverstein, Helena. Unleashing Rights: Law, Meaning, and the Animal Rights Movement. Ann Arbor: University of Michigan Press, 1996.
Lua MLA (9ú heag.)Silverstein, Helena. Unleashing Rights: Law, Meaning, and the Animal Rights Movement. University of Michigan Press, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.